Posts Tagged CPU temperature

Recently I’ve got wondering about how hot is the processor in my Raspberry Pi, and how this temperature changes throughout the day/night. There’s a beautiful and simple tool for that purpose, called rrdtool, that stores the data (any kind of data) in the round-robin database and creates nice looking graphs.

The installation of rrdtool is pretty straight forward:

sudo apt-get install rrdtool

And here’s the bash script, that runs every five minutes by cron and saves temperature and creates the picture: